EP1587250A1 - Carte de réseau VPN pour faciliter l'itinérance sécurisé - Google Patents

Carte de réseau VPN pour faciliter l'itinérance sécurisé Download PDF

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Publication number
EP1587250A1
EP1587250A1 EP04008888A EP04008888A EP1587250A1 EP 1587250 A1 EP1587250 A1 EP 1587250A1 EP 04008888 A EP04008888 A EP 04008888A EP 04008888 A EP04008888 A EP 04008888A EP 1587250 A1 EP1587250 A1 EP 1587250A1
Authority
EP
European Patent Office
Prior art keywords
network system
vpn
local network
accelerator card
computer equipment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP04008888A
Other languages
German (de)
English (en)
Inventor
Tsay Wen-Jiunn
Wang Cheng-Yu
Fan Wei-Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Abocom Systems Inc
Original Assignee
Abocom Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Abocom Systems Inc filed Critical Abocom Systems Inc
Priority to EP04008888A priority Critical patent/EP1587250A1/fr
Publication of EP1587250A1 publication Critical patent/EP1587250A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
    • H04L63/0272—Virtual private networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint

Definitions

  • the present invention relates to a VPN accelerator card, especially to an interface card integrated with a VPN accelerator, whereby a personal computer or a notebook computer may access public networks or local network systems through the VPN accelerator card.
  • the network card wither wired or wireless, is equipped with a communication interface connector, a network communication controller IC and a network cable connector or a wireless transceiver.
  • the network card is inserted into a particular interface connector slot of a personal computer or a notebook computer and links the personal computer or the notebook computer to the internet or other communication network through a local network system.
  • Such a network communication card or wireless communication card needs to be inserted into a particular interface connector slot of the computer equipment to link the computer equipment to the hub of a local network system and then to the public network system or the internet using a modem.
  • each computer equipment or network communication card needs to be linked to the VPN (virtual personal network) server of the local network system.
  • the VPN server authenticates the identity of the computer equipment or the network communication card before it is allowed to access any data in the public network system or the internet.
  • a personal computer or a notebook computer needs not be linked to its home network system so to access to the internet through its home network system.
  • the personal computer or the notebook computer may access to one node of a foreign network system so to be linked to the local network system to which the foreign network system belongs.
  • Authentication of identify of the personal computer or the notebook computer is conducted by the VPN server of the foreign local network system. Once the identity is authenticated, the personal computer or the notebook computer is authorized to access the internet through the foreign local network system.
  • the conventional technology as described above provides the convenience of roaming service to computer equipments that has not registered itself with the foreign network system.
  • the authorization is not given by the foreign local network system.
  • the foreign network system Upon the request of a computer equipment to access the network system, the foreign network system directs the computer equipment to its home network system.
  • the VPN server authenticates the identity of the computer equipment and authorizes the computer equipment to access to the internet or other public network systems.
  • the foreign network system gives the requesting computer equipment a temporary IP address, such that the computer equipment may be linked to the foreign network system.
  • the computer equipment would shift its linkage to different foreign network systems from time to time.
  • Each foreign network system will authorize one new IP address to the computer equipment upon its linkage.
  • the authentication and authorization process is repeated from time to time. Efficient roaming service is thus impossible.
  • the objective of this invention is to provide a VPN accelerator card to automatically link a computer equipment to a foreign network system.
  • Another objective of this invention is to provide a VPN network card to facilitate the roaming service of the computer equipment.
  • Another objective of this invention is to provide a VPN network card to facilitate the encrypted surfing of the computer equipment.
  • a VPN accelerator card comprises: an interface connector to connect particular interface connector slot of a computer equipment; an interface controller to convert signals and data in a manner that such signals and data are suited for transmission to said computer equipment through said interface connector; a VPN accelerator to automatically direct, after said VPN accelerator card is linked to a particular local network system, the computer equipment connected to said VPN accelerator card to VPN server of a particular network system; and a local network controller to automatically search a local network system and to link said VPN accelerator card to said local network system.
  • Fig. 1 illustrates the systematic diagram of the VPN accelerator card of this invention.
  • the VPN accelerator card of this invention comprises: an interface connector 1 to connect particular interface connector slot of a computer equipment 7; an interface controller 2 to convert signals and data in a manner that such signals and data are suited for transmission to the computer equipment 7 through the interface connector 1; a VPN accelerator 3 to automatically direct, after said VPN accelerator card is linked to a particular local network system, the computer equipment 7 connected to said VPN accelerator card to VPN server of a particular network system; and a local network controller 4 to automatically search a local network system 8 and to link said VPN accelerator card to said local network system 8.
  • the VPN accelerator card of this invention may further comprise a power supply controller 5 to obtain electric power from a power supply (not shown), such as the computer equipment 7 or other power source; and a memory 6 to temporarily store data needed by the VPN accelerator card.
  • the interface connector 1 may be any connector that complies with any particular interface protocol and that may be inserted in signal connection to particular connector slot of the computer equipment 7. Suited interface protocol includes: Express Card, CardBus, PCMCIA, PS2 and other existing or future interface standards.
  • the interface controller 2 thus is provided with conversion logics to convert signals and data generated by the VPN accelerator card or signals and data obtained from the computer equipment 7, to facilitate the communication between the VPN accelerator card and the computer equipment 7.
  • the local network controller 4 may include a data transceiver to automatically search a local network system 8, to link with the local network system 8 and to transmit and receive data and signals to and from the local network system 8.
  • the interface controller 2 and the local network controller 4 may be any commercially available product or any known circuit or software. As they belong to the conventional art, detailed description is thus omitted.
  • the VPN accelerator 3 as used in this invention serves to direct the computer equipment 7 to the VPN server of particular network systems through any local network system to which the VPN accelerator card may be linked.
  • Fig. 2 shows the flowchart of the connection between the VPN accelerator of the invented VPN accelerator card and a particular VPN server.
  • the power supply controller 5 obtains electric power from the computer equipment 7 and initializes the operation of the VPN accelerator card.
  • the local network controller 4 senses the local network system 8.
  • the VPN accelerator 3 links the VPN accelerator card to the local network system 8 and obtains a temporary IP address from the local network system 8 according to applicable communication protocol.
  • the VPN accelerator 4 provides address of the VPN server of its home network system to the local network system 8 and requests to link the VPN accelerator card to the VPN server of its home network system.
  • the local network system 8 is linked with the VPN server of the home network system and provides the IP address of the VPN accelerator card to the home network system.
  • the VPN server of the home network system authenticates the VPN accelerator card and announces result of such authentication to the local network system 8.
  • the authentication process of the local network system 8 is completed, such that the computer equipment 7 is allowed to access the internet through the local communication network 8 and its VPN server.
  • the VPN accelerator card shifts to the reachable area of another local network system and the local network controller 4 senses the new local network system.
  • the VPN accelerator 3 provides information of the previous authentication to the new local network system.
  • the new local network system provides the authentication information to the VPN server of its network system and the VPN server authenticates the VPN accelerator card according to an applicable communication protocol.
  • IP authentication by the VPN server is completed and the result is provided to the new local network system. The authentication is thus completed and the VPN accelerator card is allowed to access the interne through the new local network system and is VPN server.
  • steps 208 to 211 are repeated.
  • the linkage of the computer equipment with the internet is made continuously.
  • the communiation interfacing technology and the VPN accelerator technology are integrated to generate a useful VPN accelerator card.
  • the encryption functions of the current mobile networking technology may also be provided.
  • the VPN accelerator card of this invention provides convenient portability to the computer equipment, such that the user may access to the internet at any place where a local network system is reachable.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Small-Scale Networks (AREA)
EP04008888A 2004-04-14 2004-04-14 Carte de réseau VPN pour faciliter l'itinérance sécurisé Withdrawn EP1587250A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP04008888A EP1587250A1 (fr) 2004-04-14 2004-04-14 Carte de réseau VPN pour faciliter l'itinérance sécurisé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04008888A EP1587250A1 (fr) 2004-04-14 2004-04-14 Carte de réseau VPN pour faciliter l'itinérance sécurisé

Publications (1)

Publication Number Publication Date
EP1587250A1 true EP1587250A1 (fr) 2005-10-19

Family

ID=34924599

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04008888A Withdrawn EP1587250A1 (fr) 2004-04-14 2004-04-14 Carte de réseau VPN pour faciliter l'itinérance sécurisé

Country Status (1)

Country Link
EP (1) EP1587250A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009011932A2 (fr) * 2007-07-13 2009-01-22 L3 Communications Corporation Configuration d'adresse de réseau hôte sécurisé
CN103532867A (zh) * 2013-10-30 2014-01-22 四川迅游网络科技股份有限公司 一种网络数据的加速传输方法及系统
CN104506670A (zh) * 2014-12-31 2015-04-08 北京奇虎科技有限公司 建立网游连接的方法、设备及系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020012433A1 (en) * 2000-03-31 2002-01-31 Nokia Corporation Authentication in a packet data network
WO2002082730A1 (fr) * 2001-04-09 2002-10-17 Colubris Networks Inc. Procede et appareil d'authentification et de chiffrement pour reseau a acces local sans fil
US20030039234A1 (en) * 2001-08-10 2003-02-27 Mukesh Sharma System and method for secure network roaming
WO2003045034A1 (fr) * 2001-10-12 2003-05-30 Mobiwave Pte, Ltd. Securite destinee a des donnees transmises via des points d'acces sans fil supportant le deplacement
EP1372298A1 (fr) * 2002-06-14 2003-12-17 TeliaSonera Finland Oyj Procédé de transfert de donneés utilisateur d' un dispositif de transmission de données dans un réseau local sans fil, et système d'un réseau local sans fil
EP1379053A1 (fr) * 2002-06-20 2004-01-07 TeliaSonera Finland Oyj Verfahren zum Übertragen eines Verbrauchers identifizierung - Kennwort paares, und drahtloses Netzwerk

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020012433A1 (en) * 2000-03-31 2002-01-31 Nokia Corporation Authentication in a packet data network
WO2002082730A1 (fr) * 2001-04-09 2002-10-17 Colubris Networks Inc. Procede et appareil d'authentification et de chiffrement pour reseau a acces local sans fil
US20030039234A1 (en) * 2001-08-10 2003-02-27 Mukesh Sharma System and method for secure network roaming
WO2003045034A1 (fr) * 2001-10-12 2003-05-30 Mobiwave Pte, Ltd. Securite destinee a des donnees transmises via des points d'acces sans fil supportant le deplacement
EP1372298A1 (fr) * 2002-06-14 2003-12-17 TeliaSonera Finland Oyj Procédé de transfert de donneés utilisateur d' un dispositif de transmission de données dans un réseau local sans fil, et système d'un réseau local sans fil
EP1379053A1 (fr) * 2002-06-20 2004-01-07 TeliaSonera Finland Oyj Verfahren zum Übertragen eines Verbrauchers identifizierung - Kennwort paares, und drahtloses Netzwerk

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009011932A2 (fr) * 2007-07-13 2009-01-22 L3 Communications Corporation Configuration d'adresse de réseau hôte sécurisé
WO2009011932A3 (fr) * 2007-07-13 2009-04-23 L3 Comm Corp Configuration d'adresse de réseau hôte sécurisé
US7984293B2 (en) 2007-07-13 2011-07-19 L3 Communications Corporation Secure host network address configuration
CN103532867A (zh) * 2013-10-30 2014-01-22 四川迅游网络科技股份有限公司 一种网络数据的加速传输方法及系统
CN104506670A (zh) * 2014-12-31 2015-04-08 北京奇虎科技有限公司 建立网游连接的方法、设备及系统
CN104506670B (zh) * 2014-12-31 2018-10-02 北京奇虎科技有限公司 建立网游连接的方法、设备及系统

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